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Network Card 802.11b/gHigh Power Wireless USB adaptor Features: 1) 802.11 b/g high power wireless USB adapter 2) chipset : Realtek 8187L/Ralink 2571 3) Host interface : USB 2.0/1.1 4) Peak throughput : 54Mbps 5) Antenna : 1x2.4Ghz 7dBI SMA Connector 6) Frequency: 2412 2484 mhz 7) Security: WEP 64/128,WPA,WPA2,WPA-PSK,802.1X 8) Operation system: Windows ME/98SE/2000/XP/Vista;Linux;MAC Accessories: driver CD,User Manual,Warranty Card, USB cable, Anteena Specification: Standard IEEE 802.11g/bInterfaceUSB 1.1/ 2.0Frequency Band2.400GHz 2.484GHzRadio typeIEEE 802.11g: OFDM(64-QAM, 16-QAM, QPSK, BPSK)IEEE 802.11b: DSSS(CCK/DQPSK/DBPSK)Data Rate802.11g: 54, 48, 36, 24, 18, 12, 9 & 6Mbps802.11b: 11, 5.5, 2 and 1 Mbps with auto-ratefallbackAccess ProtocolCSMA/CANumber of operation channel2.412 2.462GHz (Canada, FCC) / 11 Channels2.412 2.484GHz (Japan, TELEC) / 14 Channels2.412 2.472GHz (Euro, ETSI) / 13 ChannelsSecurity64/128bit WEPWPA(TKIP with IEEE 802.1x)WPA2(AES with IEEE 802.1x)RF Output Power(Typical)500mW:802.11g: 20± 1 dBm; 802.11b: 25± 1 dBm2000mW:802.11g: 25± 1 dBm; 802.11b: 29± 1 dBmSensitivity-75dBm @ 54 Mbps-87dBm @ 11 MbpsAntennaOne detachable 5dbi antenna(SMA connector)DesignMobile Phone DesignOperation Temperature0°C 60°C ambient temperatureStorage Temperature-20% 70% ambient temperatureHumidity10% 90% (Non-condensing)Driver supportWindows® 98SE, ME, 2000, XP 32/64, Vista 32/64 Color For Choice: Red,Black,White ;